xref: /kernel/linux/linux-5.10/Documentation/devicetree/bindings/watchdog/toshiba,visconti-wdt.yaml

# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
# Copyright 2020 Toshiba Electronic Devices & Storage Corporation
%YAML 1.2
---
$id: "http://devicetree.org/schemas/watchdog/toshiba,visconti-wdt.yaml#"
$schema: "http://devicetree.org/meta-schemas/core.yaml#"

title: Toshiba Visconti SoCs PIUWDT Watchdog timer

maintainers:
  - Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@toshiba.co.jp>

allOf:
  - $ref: watchdog.yaml#

properties:
  compatible:
    enum:
      - toshiba,visconti-wdt

  reg:
    maxItems: 1

  clocks:
    maxItems: 1

  timeout-sec: true

required:
  - compatible
  - reg
  - clocks

additionalProperties: false

examples:
  - |
    soc {
        #address-cells = <2>;
        #size-cells = <2>;

        wdt_clk: wdt-clk {
            compatible = "fixed-clock";
            clock-frequency = <150000000>;
            #clock-cells = <0>;
        };

        watchdog@28330000 {
            compatible = "toshiba,visconti-wdt";
            reg = <0 0x28330000 0 0x1000>;
            clocks = <&wdt_clk>;
            timeout-sec = <20>;
        };
    };